Dear friends, We are pleased to announce that we will attend the upcoming PMR 2016. By this chance,we are of great pleasure to invite you to visit us.Yours sincerelyExhibition date: Nov.22rd-24th,2016Address: Cologne International ExhibitionBooth NO:E12

Headphones in the intercom function in the use of the whole machine is great, not only can liberate the caller hands, sometimes have the effect of hidden calls, which related to its specific work environment. At present, in the walkie-talkie machine market growing at the same time, the headset market also has the attention of people. Intercom headset products brand is numerous, species classification and use way also each are not identical, sometimes different brands and models of the whole machine the headphones also have different configuration, it is easy to let the consumer confusion. In t...

Rechargeable lithium ion battery has been widely in radio, but it is "temperamental", in use do not overcharge, discharge (can damage the battery or scrap). As a result, have protection components or protection circuit on the battery to prevent damage of expensive battery. (most of counterfeit inferior products without the protection circuit) high demand for lithium ion batteries, to ensure that the termination voltage precision is within 1%, the current major semiconductor device factory has developed a variety of lithium ion battery charging IC, to ensure safe, reliable and fast ch...